{"id":3832,"date":"2019-02-23T14:07:54","date_gmt":"2019-02-23T06:07:54","guid":{"rendered":"http:\/\/switch.linesno.com\/?p=3832"},"modified":"2019-02-23T14:09:28","modified_gmt":"2019-02-23T06:09:28","slug":"%e5%9f%ba%e4%ba%8e-docker-for-mac-%e7%9a%84-kubernetes-%e6%9c%ac%e5%9c%b0%e7%8e%af%e5%a2%83%e6%90%ad%e5%bb%ba%e4%b8%8e%e5%ba%94%e7%94%a8%e9%83%a8%e7%bd%b2","status":"publish","type":"post","link":"http:\/\/switch.linesno.com\/?p=3832","title":{"rendered":"\u57fa\u4e8e Docker for MAC \u7684 Kubernetes \u672c\u5730\u73af\u5883\u642d\u5efa\u4e0e\u5e94\u7528\u90e8\u7f72"},"content":{"rendered":"

\u4e0b\u8f7d\u6700\u65b0\u7684 Docker for Mac \u6216\u8005 Edge \u7248\u672c\uff0c\u5373\u53ef\u4ee5\u770b\u5230\u5185\u7f6e\u7684 Kubernetes \u96c6\u7fa4\uff0c\u76f4\u63a5\u70b9\u51fb\u5b89\u88c5\u5373\u53ef\u5728\u672c\u5730\u642d\u5efa\u597d\u5355\u8282\u70b9\u7684 Kubernetes \u73af\u5883\uff1a<\/p>\n

\u5b89\u88c5\u5b8c\u6bd5\u540e\uff0c\u5982\u679c\u6211\u4eec\u4e5f\u52fe\u9009\u4e86 Show system containers \u9009\u9879\uff0c\u90a3\u4e48\u4f7f\u7528\u5982\u4e0b\u7684 Docker \u547d\u4ee4\uff0c\u80fd\u770b\u5230\u81ea\u52a8\u5b89\u88c5\u7684 Kubernetes \u76f8\u5173\u5bb9\u5668\uff1a<\/p>\n

\u279c  ~ docker container ls --format \"table{{.Names}}\\t{{.Image }}\\t{{.Command}}\"<\/span>\r\nNAMES                                                                                                                   IMAGE                                                    COMMAND\r\nk8s_compose_compose-75<\/span>f8bb4779-stxv9_docker_3c963862-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                      docker\/kube-compose-controller                           \"\/compose-controller\u2026\"<\/span>\r\nk8s_POD_compose-75<\/span>f8bb4779-stxv9_docker_3c963862-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                          gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span>\r\nk8s_sidecar_kube-dns-545<\/span>bc4bfd4-799<\/span>pr_kube-system_139bf000-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                gcr.io<\/span>\/google_containers\/k8s-dns-sidecar-amd64           \"\/sidecar --v=2 --lo\u2026\"<\/span>\r\nk8s_dnsmasq_kube-dns-545<\/span>bc4bfd4-799<\/span>pr_kube-system_139bf000-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                gcr.io<\/span>\/google_containers\/k8s-dns-dnsmasq-nanny-amd64     \"\/dnsmasq-nanny -v=2\u2026\"<\/span>\r\nk8s_kubedns_kube-dns-545<\/span>bc4bfd4-799<\/span>pr_kube-system_139bf000-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                gcr.io<\/span>\/google_containers\/k8s-dns-kube-dns-amd64          \"\/kube-dns --domain=\u2026\"<\/span>\r\nk8s_kube-proxy_kube-proxy-rrd8t_kube-system_139b00df-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                      gcr.io<\/span>\/google_containers\/kube-proxy-amd64                \"\/usr\/local\/bin\/kube\u2026\"<\/span>\r\nk8s_POD_kube-dns-545<\/span>bc4bfd4-799<\/span>pr_kube-system_139bf000-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                    gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span>\r\nk8s_POD_kube-proxy-rrd8t_kube-system_139b00df-f9f4-11e7<\/span>-93<\/span>cc-025000000001<\/span>_0                                             gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span>\r\nk8s_kube-scheduler_kube-scheduler-docker-for<\/span>-desktop_kube-system_972d74c9fc2f4ebd8ab673058e386a65_0                     gcr.io<\/span>\/google_containers\/kube-scheduler-amd64            \"kube-scheduler --ad\u2026\"<\/span>\r\nk8s_kube-apiserver_kube-apiserver-docker-for<\/span>-desktop_kube-system_f7a81e8fe624bd46059fc6084e86bb81_0                     gcr.io<\/span>\/google_containers\/kube-apiserver-amd64            \"kube-apiserver --ad\u2026\"<\/span>\r\nk8s_etcd_etcd-docker-for<\/span>-desktop_kube-system_56a21c0a5f545c0cca5388c457bb1b3b_0                                         gcr.io<\/span>\/google_containers\/etcd-amd64                      \"etcd --advertise-cl\u2026\"<\/span>\r\nk8s_kube-controller-manager_kube-controller-manager-docker-for<\/span>-desktop_kube-system_8d1848c1e562e35a225e402988eadcd1_0   gcr.io<\/span>\/google_containers\/kube-controller-manager-amd64   \"kube-controller-man\u2026\"<\/span>\r\nk8s_POD_kube-apiserver-docker-for<\/span>-desktop_kube-system_f7a81e8fe624bd46059fc6084e86bb81_0                                gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span>\r\nk8s_POD_kube-controller-manager-docker-for<\/span>-desktop_kube-system_8d1848c1e562e35a225e402988eadcd1_0                       gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span>\r\nk8s_POD_kube-scheduler-docker-for<\/span>-desktop_kube-system_972d74c9fc2f4ebd8ab673058e386a65_0                                gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span>\r\nk8s_POD_etcd-docker-for<\/span>-desktop_kube-system_56a21c0a5f545c0cca5388c457bb1b3b_0                                          gcr.io<\/span>\/google_containers\/pause-amd64:3.0<\/span>                 \"\/pause\"<\/span><\/code><\/pre>\n
\u5173\u4e8e\u5404\u4e2a\u5bb9\u5668\u7684\u4f5c\u7528\uff0c\u53ef\u4ee5\u53c2\u9605\u00a0\u8fd9\u91cc<\/a>\u3002\u5728\u5b89\u88c5\u8fc7\u7a0b\u4e2d\uff0cDocker \u4e5f\u4e3a\u6211\u4eec\u5b89\u88c5\u4e86 kubectl \u63a7\u5236\u547d\u4ee4\uff1a<\/p>\n
$ kubectl get<\/span> namespaces\r\n$ kubectl get<\/span> posts --namespace<\/span> kube-system<\/code><\/pre>\n
\u63a5\u4e0b\u6765\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 kubectl \u547d\u4ee4\u6765\u521b\u5efa\u7b80\u5355\u7684 kubernetes-dashboard \u670d\u52a1\uff1a<\/p>\n
\u279c  ~ kubectl create -f https:<\/span>\/\/raw.githubusercontent.com\/kubernetes<\/span>\/dashboard\/master<\/span>\/src\/deploy<\/span>\/recommended\/kubernetes<\/span>-dashboard.yaml\r\nsecret \"kubernetes-dashboard-certs\"<\/span> created\r\nserviceaccount \"kubernetes-dashboard\"<\/span> created\r\nrole \"kubernetes-dashboard-minimal\"<\/span> created\r\nrolebinding \"kubernetes-dashboard-minimal\"<\/span> created\r\ndeployment \"kubernetes-dashboard\"<\/span> created\r\nservice \"kubernetes-dashboard\"<\/span> created<\/code><\/pre>\n
\u670d\u52a1\u5b89\u88c5\u5b8c\u6bd5\u540e\u53ef\u4ee5\u67e5\u770b\u90e8\u7f72\u7684\u5bb9\u5668\u4e0e\u670d\u52a1\uff1a<\/p>\n
\u279c  ~ kubectl get deployments --namespace kube-system\r\nNAME<\/span>                   DESIRED   CURRENT   UP-TO-DATE   AVAILABLE   AGE\r\nkube-dns               1<\/span>         1<\/span>         1<\/span>            1<\/span>           22m\r\nkubernetes-dashboard   1         1         1            0           26s\r\n\u279c  ~ kubectl get services --namespace kube-system\r\nNA<\/span>ME                   TY<\/span>PE        CLUSTER-IP      EXTERN<\/span>AL-IP   PORT(S)         AGE\r\nkube-dns               ClusterIP   10.9<\/span>6.0.<\/span>10      <no<\/span>ne>        53\/UDP,<\/span>53\/TCP   22m\r\nkubernetes-dashboard   ClusterIP   10.1<\/span>11.242<\/span>.95   <n<\/span>one>        443\/TCP         30s<\/code><\/pre>\n
\u5728 Dashboard \u542f\u52a8\u5b8c\u6bd5\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528 kubectl \u63d0\u4f9b\u7684 Proxy \u670d\u52a1\u6765\u8bbf\u95ee\u8be5\u9762\u677f\uff1a<\/p>\n
$<\/span> kubectl proxy<\/span>\r\n\r\n#<\/span> \u6253\u5f00\u5982\u4e0b\u5730\u5740\uff1a<\/span>\r\n#<\/span> http:\/\/localhost:8001\/api\/v1\/namespaces\/kube-system\/services\/https:kubernetes-dashboard:\/proxy\/<\/span><\/code><\/pre>\n
$<\/span> kubectl -n kube-system edit service kubernetes-dashboard<\/span>\r\n\r\n# Please edit the object below. Lines beginning with a '#' will be ignored,<\/span>\r\n# and an empty file will abort the edit. If an error occurs while saving this file will be<\/span>\r\n# reopened with the relevant failures.<\/span>\r\n#<\/span>\r\napiVersion<\/span>: v1<\/span>\r\n...<\/span>\r\n  name<\/span>: kubernetes-dashboard<\/span>\r\n  namespace<\/span>: kube-system<\/span>\r\n  resourceVersion<\/span>: \"343478\"<\/span>\r\n  selfLink<\/span>: \/api\/v1\/namespaces\/kube-system\/services\/kubernetes-dashboard-head<\/span>\r\n  uid<\/span>: 8e48f478-993d-11e7-87e0-901b0e532516<\/span>\r\nspec<\/span>:\r\n  clusterIP<\/span>: 10.100.124.90<\/span>\r\n  externalTrafficPolicy<\/span>: Cluster<\/span>\r\n  ports<\/span>:\r\n  -<\/span> port: 443<\/span>\r\n    protocol<\/span>: TCP<\/span>\r\n    targetPort<\/span>: 8443<\/span>\r\n  selector<\/span>:\r\n    k8s-app<\/span>: kubernetes-dashboard<\/span>\r\n  sessionAffinity<\/span>: None<\/span>\r\n  type<\/span>: ClusterIP ->> NodePort<\/span>\r\nstatus<\/span>:\r\n  loadBalancer<\/span>: {}<\/span><\/code><\/pre>\n
\u8bbf\u95ee\u4e0a\u8ff0\u5730\u5740\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u767b\u5f55\u754c\u9762\uff1a<\/p>\n
\"\"<\/span><\/p>\n
\u6b64\u65f6\u53ef\u6682\u65f6\u76f4\u63a5\u8df3\u8fc7\uff0c\u8fdb\u5165\u5230\u63a7\u5236\u9762\u677f\u4e2d\uff1a<\/p>\n
\"\"<\/span><\/p>\n
\"\"<\/span><\/p>\n
Docker \u540c\u6837\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u7b80\u5355\u7684\u5e94\u7528\u793a\u8303\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5982\u4e0b\u7684 Docker Compose \u914d\u7f6e\u6587\u4ef6:<\/p>\n
version<\/span>: '3.3'<\/span>\r\n\r\nservices<\/span>:\r\n  web<\/span>:\r\n    build<\/span>: web<\/span>\r\n    image<\/span>: dockerdemos\/lab-web<\/span>\r\n    volumes<\/span>:\r\n     -<\/span> \".\/web\/static:\/static\"<\/span>\r\n    ports<\/span>:\r\n     -<\/span> \"80:80\"<\/span>\r\n\r\n  words<\/span>:\r\n    build<\/span>: words<\/span>\r\n    image<\/span>: dockerdemos\/lab-words<\/span>\r\n    deploy<\/span>:\r\n      replicas<\/span>: 5<\/span>\r\n      endpoint_mode<\/span>: dnsrr<\/span>\r\n      resources<\/span>:\r\n        limits<\/span>:\r\n          memory<\/span>: 16M<\/span>\r\n        reservations<\/span>:\r\n          memory<\/span>: 16M<\/span>\r\n\r\n  db<\/span>:\r\n    build<\/span>: db<\/span>\r\n    image<\/span>: dockerdemos\/lab-db<\/span><\/code><\/pre>\n
\u7136\u540e\u4f7f\u7528 stack \u547d\u4ee4\u521b\u5efa\u5e94\u7528\u6808\uff1a<\/p>\n
$ docker stack deploy --compose-file stack.yml demo<\/span>\r\n\r\nStack demo was created\r\nWaiting for<\/span> the stack to be stable and<\/span> running<\/span>...\r\n - Service web has one container running<\/span><\/code><\/pre>\n
\u5e94\u7528\u6808\u521b\u5efa\u5b8c\u6bd5\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528 kubectl \u67e5\u770b\u521b\u5efa\u7684 Pods:<\/p>\n
$ kubectl get pods\r\n\r\nNAME<\/span>                     READY     STATUS<\/span>    RESTARTS   AGE\r\ndb-7f99cc64b7-cbd9t      1\/<\/span>1       Running   0          2m\r\nweb-758c6998f8-tmxfm     1\/1       Running   0          2m\r\nwords-54bf6c5d57-8bx<\/span>c8<\/span>   1\/1       Runni<\/span>ng   0          2m\r\nwords-54bf6c5d57-d<\/span>zx<\/span>m8   1\/1       Run<\/span>ning   0          2m\r\nwords-54bf6c5d57<\/span>-k<\/span>2448   1\/1       R<\/span>unning   0          2m\r\nwords-54bf6c5d<\/span>57<\/span>-mhh4p   1\/1       Running   0          2m\r\nwords-54bf6c<\/span>5d<\/span>57-w2q82   1\/1       Running   0          2m<\/code><\/pre>\n
\u4e5f\u53ef\u4ee5\u6765\u67e5\u770b\u90e8\u7f72\u7684\u96c6\u7fa4\u4e0e\u670d\u52a1\uff1a<\/p>\n
$ kubectl get deployments\r\nNAME<\/span>      DESIRED   CURRENT   UP-TO-DATE   AVAILABLE   AGE\r\ndb        1<\/span>         1<\/span>         1<\/span>            1<\/span>           3m\r\nweb       1         1         1            1           3m\r\nwords     5         5         5            5           3m\r\n\r\n$ kubectl get services\r\nN<\/span>AME         T<\/span>YPE           CLUSTER-IP     EXTER<\/span>NAL-IP   PORT(S)        AGE\r\ndb           ClusterIP      N<\/span>one           <n<\/span>one>        55<\/span>555\/TCP      3m\r\nkubernetes   ClusterIP      10<\/span>.96<\/span>.0.1      <<\/span>none>        443\/TCP        52m\r\nweb          LoadBalancer   1<\/span>0.97.1<\/span>54.28   <pending>     80:<\/span>30577\/TCP   3m\r\nwords        ClusterIP      None           <none>        55555\/TCP      3m<\/code><\/pre>\n
\u53ef\u4ee5\u770b\u5230\u8fd9\u91cc\u7684 web \u6709\u6240\u8c13\u7684 LoadBalancer \u7c7b\u578b\uff0c\u5373\u53ef\u4ee5\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u3002\u6700\u540e\u6211\u4eec\u8fd8\u53ef\u4ee5\u7528 stack \u4e0e kubectl \u547d\u4ee4\u6765\u5220\u9664\u5e94\u7528\uff1a<\/p>\n
\n
<\/div>\n<\/div>\n
$ docker stack<\/span> remove demo\r\n$ kubectl delete<\/span> deployment kubernetes-dashboard --namespace<\/span> kube-system<\/code><\/pre>\n
\u4e0b\u8f7d\u6700\u65b0\u7684 Docker for Mac \u6216\u8005 Edge \u7248\u672c\uff0c\u5373\u53ef\u4ee5\u770b\u5230\u5185\u7f6e\u7684 Kubernetes \u96c6\u7fa4\uff0c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-3832","post","type-post","status-publish","format-standard","hentry","category-day"],"_links":{"self":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts\/3832","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3832"}],"version-history":[{"count":2,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts\/3832\/revisions"}],"predecessor-version":[{"id":3841,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=\/wp\/v2\/posts\/3832\/revisions\/3841"}],"wp:attachment":[{"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3832"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/switch.linesno.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u5982\u679c\u8bbf\u95ee\u62a5\u9519\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u7f16\u8f91 kubernetes-dashboard \u670d\u52a1\uff0c\u6216\u8005\u53c2\u9605\u8fd9\u91cc<\/a>\uff1a<\/p>\n